D-Link DNR-4020-16P User Manual page 140

Section 3 - Configuration
Daylight Saving Time
On this page you can enable or disable Daylight Saving Time.
Toggle this to enable or disable Daylight Saving Time.
Daylight
Savings Time
The date and time that DST should start.
Start Time
The date and time that DST should end.
End Time
The number of hours to adjust the clock during DST
Offset Time
D-Link DNR-4020-16P User Manual 135